Developer's DescriptionBy NGS DetroitThe Guardbook is the official app for the Northern Guard Supporters, an independent supporters group for Detroit City FC.The Guardbook is the official app for the Northern Guard Supporters, an independent supporters group for Detroit City FC. A digital version of Hell's Hymnal is included, along with the DCFC roster, current NGS events, and links to league standings. Keep up to date with what's happening in one place!